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authorJustin Ruggles <justin.ruggles@gmail.com>2012-01-30 13:15:18 -0500
committerJustin Ruggles <justin.ruggles@gmail.com>2012-01-30 19:12:55 -0500
commitdd88ae831a3e703ec48b28a3b28e96567eab605f (patch)
tree525318836229181c49f0f2d0054f1de084a4a3ec /libavcodec
parent877a1d409c13887903cf6aa5d8ac01fd8091a3f2 (diff)
downloadffmpeg-dd88ae831a3e703ec48b28a3b28e96567eab605f.tar.gz
adpcmenc: fix adpcm_ms extradata allocation
Add FF_INPUT_BUFFER_PADDING_SIZE. If allocation fails, also free memory which was allocated previously in adpcm_encode_init().
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/adpcmenc.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/libavcodec/adpcmenc.c b/libavcodec/adpcmenc.c
index f0f8c1f528..706c5048c7 100644
--- a/libavcodec/adpcmenc.c
+++ b/libavcodec/adpcmenc.c
@@ -110,10 +110,10 @@ static av_cold int adpcm_encode_init(AVCodecContext *avctx)
avctx->frame_size = (BLKSIZE - 7 * avctx->channels) * 2 /
avctx->channels + 2;
avctx->block_align = BLKSIZE;
+ if (!(avctx->extradata = av_malloc(32 + FF_INPUT_BUFFER_PADDING_SIZE)))
+ goto error;
avctx->extradata_size = 32;
- extradata = avctx->extradata = av_malloc(avctx->extradata_size);
- if (!extradata)
- return AVERROR(ENOMEM);
+ extradata = avctx->extradata;
bytestream_put_le16(&extradata, avctx->frame_size);
bytestream_put_le16(&extradata, 7); /* wNumCoef */
for (i = 0; i < 7; i++) {